<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>05_元素放大与过渡</title>
    <style>
        div {
            width: 100px;
            height: 100px;
            background-color: red;
            margin: 100px auto 0;
            transition: 10s;
        }
        div:hover {
          background-color: #00FF00;
            /*transform: scale(2);*/
            border-radius: 50px;
           transform: scale(5) rotate(72000deg);
        }
    </style>
</head>
<body>
<div></div>
</body>
</html>